Dim UserIda As String
Dim fl As String = ProjectPath & "d:\web\" & e.path
Dim path As String = "foxtableAppTest"
If filesys.FileExists(fl) ''如果文件存在
Dim idx As Integer = fl.LastIndexOf(".") '''f1最后出现"."向前字符的个数
Dim ext As String = fl.SubString(idx) ''f1字符从idx向后的字符
Select Case ext
Case ".jpg",".gif",".png",".bmp",".wmf",".js",".css" ,".html",".htm",".zip",".rar",".txt"
e.WriteFile(fl)
Return '这里必须返回
End Select
End If
Dim UserNamea As String
Dim yfglza As String
Dim wb As New weui
If e.host = "344u981001.oicp.vip" Then '需要授权才能访问的域名
wb.InsertHTML("<meta name='viewport' c>") 给的代码不完整,自己补充完整
If e.GetValues.ContainsKey("code") Then '如果通过授权链接跳转而来,就根据传递过来的code参数调用接口,获取用户的UserId
Dim ul As String = "https://qyapi.weixin.qq.com/cgi-bin/user/getuserinfo?access_token={0}&code={1}"
ul = CExp(ul,Functions.Execute("GetQYAccessToken"),e.GetValues("code"))
Dim hc As new HttpClient(ul)
Dim jo As JObject = JObject.Parse(hc.GetData)
If jo("UserId") IsNot Nothing Then
UserIda = jo("UserId")
End If
Else
UserIda = e.Cookies("userid") '否则从cookie中提取userid和username
End If
Dim Verifieda As Boolean
Dim ddr As DataRow = DataTables("Users").Find("userid ='" & UserIda & "'") '根据openid找出对应的行
If UserIda > "" AndAlso ddr IsNot Nothing AndAlso ddr("permit") = True '授权成功
Verifieda = True
UserNamea = ddr("name")
yfglza = ddr("用户管理组")
wb.AppendCookie("userid",UserIda) '下面登录验证也有一个wb.AppendCookie("userid"，这里会有冲突，建议改个不同名称使用
ElseIf e.GetValues.ContainsKey("code") = False Then '如果授权失败,且不是通过授权链接跳转而来,那么就跳转到授权链接
Dim ul As String = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=wwcc0517bce4d8c688&redirect_uri=http%3a%2f%2f344u981001.oicp.vip%2flogon.htm&response_type=code&scope=snsapi_base&state=123#wechat_redirect"
wb.InsertHTML("<meta http-equiv='Refresh' c>") 给的代码不完整,自己补充完整 '跳转到授权链接
e.WriteString(wb.build)
Return
End If
If Verifieda = False Then
wb.InsertHTML("你无权访问本系统")
e.WriteString(wb.build)
Return
End If
End If
'
Static UserTable As DataTable '定义一个变量,用于存储用户随机身份ID,以及最后一次活动时间.
Static ClearTime As Date
If UserTable Is Nothing Then '创建用于记录登录信息的临时表
ClearTime = Date.Now()
Dim dtb As New DataTableBuilder("UserInfos")
dtb.AddDef("UserName", Gettype(String),16)
dtb.AddDef("UserID",Gettype(String),16)
dtb.AddDef("ActiveTime",Gettype(Date))
dtb.AddDef("yfglz", Gettype(String),16)
UserTable = dtb.Build(True)
End If
If (Date.Now - ClearTime).TotalMinutes >= 30 Then '清除超过30分钟没有操作的登录信息
UserTable.DeleteFor("ActiveTime < #" & Date.Now.AddMinutes(-30) & "#")
ClearTime = Date.Now()
End If
'Dim wb As New weui '身份验证
wb.AppendHTML("<script type='text/javascript' src='/" & path & "/js/common.js'></script>", True)
wb.AppendHTML("<link rel='stylesheet' href='/" & path & "/css/common.css' Type='text/css' charset='utf-8'/>", True)
Dim yfglz As String
Dim UserName As String
Dim Password As String
Dim UserID As String
If e.Path = "logon.htm" '如果是通过登录页面访问,从PostValues即可中提取用户名和密码
If e.PostValues.ContainsKey("yfglz") AndAlso e.PostValues.ContainsKey("username") AndAlso e.PostValues.ContainsKey("password") Then
Dim Verified As Boolean '用于标记用户是否通过了身份验证
yfglz = e.PostValues("yfglz")
UserName = e.PostValues("username")
Password = e.PostValues("password")
Dim dr As DataRow
dr = DataTables("users").Find("Name = '" & UserName & "'And [用户管理组] = '" & yfglz & "'")
If dr IsNot Nothing AndAlso dr("config").contains(MD5Encrypt(password)) Then
Verified = True
End If
If Verified Then
UserID = Rand.NextString(16) '生成随机用户ID
'yfglz = EncryptText(yfglz,"123","123") '将用户名加密.
UserName = EncryptText(UserName,"123","123") '将用户名加密.
Dim drt As DataRow = UserTable.Find("yfglz = '" & yfglz & "'And UserName = '" & UserName & "' ")
If drt IsNot Nothing Then '如果是重复登录,删除以前的登录信息
drt.Delete()
End If
drt = UserTable.AddNew()
drt("yfglz") = yfglz
drt("UserName") = UserName
drt("UserID") = UserId
drt("ActiveTime") = Date.Now '记录登录时间
wb.AppendCookie("yfglz",yfglz) '将用户名和密码写入cookie
wb.AppendCookie("username",UserName) '将用户名和密码写入cookie
wb.AppendCookie("userid",UserID) '上面授权也有一个wb.AppendCookie("userid"，这里会有冲突，建议改个不同名称使用
wb.InsertHTML("<meta http-equiv='Refresh' content='0; url=/default.htm'>") '直接跳转到首页
e.WriteString(wb.Build) '生成网页
Return '必须的
End If
End If
Else '其它页面从Cookie提取登录信息进行验证
yfglz = e.Cookies("yfglz") '从cookie中获取用户名
UserName = e.Cookies("username") '从cookie中获取用户名
UserID = e.Cookies("userid") '从cookie中获取 随机ID
Dim dr As DataRow = UserTable.Find("yfglz = '" & yfglz & "'And UserName = '" & UserName & "'")
If dr IsNot Nothing AndAlso dr("UserID") = UserID Then '如果通过验证,更新活动时候,继续访问其它页面.
dr("ActiveTime") = Date.Now '更新活动时间
Else '如果验证失败
wb.InsertHTML("<meta http-equiv='Refresh' content='0; url=/logon.htm'>") '那么直接跳转到登录页面
e.WriteString(wb.Build) '生成网页
Return '必须的
End If
End If
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Post By：2021/3/11 13:44:00 [只看该作者]
